251952720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{2741}}^1$

素因数の和:3140

約数の個数: 80

約数和(自身を含む): 783378432

約数和(自身を除く): 531425712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 383, 766, 1149, 1532, 1915, 2298, 2741, 3064, 3830, 4596, 5482, 5745, 6128, 7660, 8223, 9192, 10964, 11490, 13705, 15320, 16446, 18384, 21928, 22980, 27410, 30640, 32892, 41115, 43856, 45960, 54820, 65784, 82230, 91920, 109640, 131568, 164460, 219280, 328920, 657840, 1049803, 2099606, 3149409, 4199212, 5249015, 6298818, 8398424, 10498030, 12597636, 15747045, 16796848, 20996060, 25195272, 31494090, 41992120, 50390544, 62988180, 83984240, 125976360, 251952720]

約数ペア:

[(1, 251952720), (2, 125976360), (3, 83984240), (4, 62988180), (5, 50390544), (6, 41992120), (8, 31494090), (10, 25195272), (12, 20996060), (15, 16796848), (16, 15747045), (20, 12597636), (24, 10498030), (30, 8398424), (40, 6298818), (48, 5249015), (60, 4199212), (80, 3149409), (120, 2099606), (240, 1049803), (383, 657840), (766, 328920), (1149, 219280), (1532, 164460), (1915, 131568), (2298, 109640), (2741, 91920), (3064, 82230), (3830, 65784), (4596, 54820), (5482, 45960), (5745, 43856), (6128, 41115), (7660, 32892), (8223, 30640), (9192, 27410), (10964, 22980), (11490, 21928), (13705, 18384), (15320, 16446)]